Couldn't a moving vehicle doppler shift the phase enough to cause multipath
distortion or even to cause signal strength to vary with the beat frequency
between it and other reflected or stationary signals? There may also be
reflected signals shifted both up (forward to travel) and down (aft of

----- Original Message -----
From: "Daniel Taylor" <dante+tcwug at>
To: <tcwug-list at>
Sent: Tuesday, July 23, 2002 9:50 AM
Subject: Re: [TCWUG] Doppler on what?

> On Tue, 23 Jul 2002, Chuck Cole wrote:
> > Existence of a voice level doppler shift in a supposedly digital scheme
> > GSM is hard to accept...
> >
> I think he is referring to doppler on the RF signal possibly causing a
> loss of the signal. However, given sources moving at .00000002C I don't
> think we are looking at a doppler shift that exceeds the RF band width
> of the connection.
> --
> Daniel Taylor
> dante at
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